Ibcao Bathymetry Data

sikuliaq 202010s

Emodnet Dataset ID (LID)

0000138508

id

10475

Dataset name

sikuliaq 202010s

File name

20231031/skq-202010s-2020-250m-3996.xyz

Data format

xyz (tsv)

File size

1017792

Dataset version

8

Seabed source ID (SID)

1396

Seabed data category (TID)

Multibeam — depth value collected by a multibeam echo-sounder (code 11)

Included in IBCAO gridding

Yes (code 1)

IBCAO gridding layer weight

1000

Data restriction

by negotiation

Shape

surface

Cruise name

SKQ202010S

Cruise ID

0

Chief scientist

Hopcroft, Russell

Start date

2020-07-02

End date

2020-07-16

Date format

Only date, no time (code Y-m-d)

From harbour

Seward, Alaska

To harbour

Seward, Alaska

Originator centre

Rolling Deck to Repository

Data provider

National Oceanic and Atmospheric Administration, National Centers for Environmental Information

Platform class

research vessel

Station name

RV Sikuliaq

Station id

WDG7520

Instrument

multi-beam echosounders

Instrument specified

Kongsberg EM710

Spatial reference system

EPSG:3996

Horizontal resolution

250

IBCAO gridding Remove and Restore resolution

250

URL

https://www.ngdc.noaa.gov/ships/sikuliaq/SKQ202010S_mb.html

Database reference

NOAA NCEI

Operator who enters this information

marcus

File creation time

2023-10-27 07:54:10+00

Metadata modification time

2023-10-31 12:37:28.724525+00

Bounding box

POLYGON((-2000375 2732125,-2000375 3009625,-1707375 3009625,-1707375 2732125,-2000375 2732125))

Color

#cd7227

preprocess

cat NOAA-*-files.csar.txt | perl -pe 's/ I:\\Qimera\\IBCAO_4.2\\XYZ\\NOAA files\\(.+).$//; if ($1) { open(STDOUT, ">>" . $1) || die $!; } else { open(STDOUT) }'

Ibcao data status

done

Supplementary data

20220422/20220422.zip

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Revisions

Version 8

Tue, 31 Oct 2023 13:37:28 +0100

Updated status to done, gridded to 250m resolution, cleaned data, updated metadata.

Version 7

Tue, 19 Sep 2023 14:01:24 +0200

Updated status to finalising, corrected some metadata.

Version 6

Mon, 20 Feb 2023 18:15:11 +0100

Updated status and processing_status by Caroline (2022-10-10), some modifications were done by Silvia

Version 5

Thu, 29 Sep 2022 16:11:04 +0200

Updated status

Version 4

Sat, 23 Apr 2022 03:47:46 +0200

Rough cleaning of outliers in Caris BASE editor at 100 times over aggeration

Version 3

Tue, 12 Apr 2022 19:20:25 +0200

Cleaned ~99 percent of outliners

Version 2

Sat, 09 Apr 2022 04:04:46 +0200

Downloaded rawdata, exported to xyz using MB systems, transformed to epsg:3996 from 4326, gridded to 200 m

Version 1

Tue, 03 May 2022 13:38:17 +0200

Initial commit